Home / 848,822.48-1,272,963.68-280,097.58

Finding the Fourth Proportional to 848,822.48, 1,272,963.68 and 280,097.58

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Solution

The fourth proportional to 848,822.48, 1,272,963.68 and 280,097.58 is: 420,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,822.48 : 1,272,963.68 = 280,097.58 : x
  2. Step 2: Convert to fraction form
    848,822.48/1,272,963.68 = 280,097.58/x
  3. Step 3: Cross multiply
    848,822.48x = 1,272,963.68 × 280,097.58
  4. Step 4: Simplify right side
    848,822.48x = 356,554,046,195.89
  5. Step 5: Solve for x
    x = 356,554,046,195.89/848,822.48
  6. Step 6: Final answer
    x = 420,057.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.